08/26/2025
04/23/2025
Quick Start Guide for Informed Visibility® - Mail Tracking & Reporting (IV®-MTR)
This document provides high-level instructions for completing One-Time Queries and Data Feeds in the IV-MTR application.
10/25/2024
08/06/2024
Enterprise Payment System (EPS) Deposit Instructions
These instructions include general technical information and instructions for sending electronic funds into your EPS account. The information here is designed for trust customers (and debit customers who need to initiate a fund transfer to cover a debit return problem).
08/02/2024
MTEOR Registration Overview
New Mailers can register online for MTEOR through the Business Customer Gateway. This document outlines how to register for MTEOR.
09/14/2023
Parcel Data Exchange (PDX) API Customer Guide
This document provides a customer reference guide for Parcel Data Exchange (PDX) Web Application API.
08/28/2023
Parcel Data Exchange (PDX) Mailbox User Guide
This document provides a customer reference guide for the Parcel Data Exchange (PDX) Mailbox Feature.
08/28/2023
Parcel Data Exchange (PDX) Web Application User Guide
The Parcel Data Exchange (PDX) is accessed via the web and Application Programming Interface (API) to allow customers to send manifest files and receive outbound files from the United States Postal Service® (USPS®). This document provides the information necessary to begin using the web-based portion of the PDX application using a web browser.
12/06/2022
LACSLink® Developer Certification Procedures
This document contains developer procedures for LACSLink®.
12/02/2021
Automated Business Reply Mail® (ABRM) Brochure
This brochure provides an overview of the ABRM tool, its benefits, and a quick guide for getting started.
05/11/2021
Service Type Identifier (STID) Quick Service Guide
This document provides quick information about the STID (Service Type Identifier) - a three-digit numeric code used within the Intelligent Mail® barcode (IMb™).
11/25/2020
11/25/2020
09/23/2020
Service Performance Measurement Fact Sheet
This document provides information for Service Performance Measurement.
08/22/2018
Mailers' Technical Advisory Committee (MTAC) Work Group Guidelines
This document provides guidelines for MTAC Work Group formation and operation.
02/28/2018
SuiteLink® Interface and Data Distributor Performance Requirements
This document outlines performance requirements for SuiteLink® Software Interface Distributors.
02/28/2018
SuiteLink® Software Interface and Data Distributor Certification Procedures
This document outlines certification procedures for SuiteLink® Software Interface Distributors.
02/28/2018
SuiteLink® Developer Licensee Performance Requirements
This document outlines performance requirements for SuiteLink® Developer Licensees.
02/28/2018
SuiteLink® Software Interface Developer Certification Procedures
This document outlines certification procedures for SuiteLink® Developers.
02/27/2018
LACSLink® End User Licensee Performance Requirements
This document provides facts and information on End User Licensee Performance for LACSLink®.
02/27/2018
LACSLink® Developer Licensee Performance Requirements
This document contains a quick service guide to find for LACSLink® Developer Licensee Performance Requirements.
02/27/2018
DSF2® Certification Package
The following material describes the necessary steps of the certification process to qualify for a license to the DSF2 Licensed Service. All of the necessary information and documents to complete all steps of the certification process are included.
02/22/2018
LACSLink® End User Certification Procedures
This document contains the quick service guide for LACSLink® End User Certification Procedures.
02/22/2018
LACSLink® Software Interface Distributor Certification Procedures
This document provides additional information for Software Interface Distributor Certification Procedures LACSLink®.
11/13/2017
Mailers' Technical Advisory Committee (MTAC) User Group Guidelines
This document provides guidelines for MTAC user groups. The purpose of a User Group is to serve as an ongoing forum for the Postal Service and users of a particular postal product or process.